<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style></style>
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  <body>
    <!-- div*10 -->

    <!-- ul>li -->

    <!-- div+p -->
    <!-- .nav -->
    <!-- p#demo -->

    <!-- .demo$*5 -->

    <!-- 如果想生成的标签里面默认显示几个文字 -->
    <!-- div{pink老师不是gay} -->
  </body>
</html>
